673042927 has 2 divisors, whose sum is σ = 673042928. Its totient is φ = 673042926.

The previous prime is 673042901. The next prime is 673042963. The reversal of 673042927 is 729240376.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673042927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673042927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673042967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336521463 + 336521464.

It is an arithmetic number, because the mean of its divisors is an integer number (336521464).

Almost surely, 2^673042927 is an apocalyptic number.

673042927 is a deficient number, since it is larger than the sum of its proper divisors (1).

673042927 is an equidigital number, since it uses as much as digits as its factorization.

673042927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 673042927 is about 25943.0708860767. The cubic root of 673042927 is about 876.3567206266.

The spelling of 673042927 in words is "six hundred seventy-three million, forty-two thousand, nine hundred twenty-seven".